New Arrival Recording Hi-Fi Karaoke speakers family live KTV Echo BT Speaker 20W Wireless Dual UHF Microphone for Conference Par

Item No.: AS-308
Product Name: Family KTV Product
Model: AS308
Blutooth standard:5.0+EDR
Blutooth distance: 10M
Speaker unit: 2×57mm
Horn resistance: 4Ω
Output power: 2×5W
Frequency response: 50HZ-20KHZ
Signal to noise ratio: 65dB
Distortion:≤1% Working v
10-999 Units $ 17
>=1000 Units $ 16.5
$18.00
Description
Working voltage: 3.7V
Signal to noise ratio: >90dB
False interference ratio: >80dB
Channel interference ratio: >80dB
Sensitivity: 5dB uv SINAD-30dB
To increase: 50US